The story is set in a Catholic school for girls called Ame no Kisaki , where the protagonist is transferred, Kanako Miyamae, who has a phobia of men because of the bad experiences when she has a child.
The opening theme is "Hanaji" by Yu Kobayashi, and the ending theme is "Kimi ni, Mune Kyun" performed by Asami Sanada, Marina Inoue, and Yu Kobayashi, the voice actresses of the main characters.